Avenger Gunner Mississippi Army National Guard Spc. Gregory D. Poindexter shoulder fires a Stinger ground-to-air missile during a live-fire exercise on Fort Bliss, Texas, Oct. 7, 2015. Poindexter is an avenger gunner assigned to 1st Battalion, 204th Air Defense Artillery Regiment. Mississippi Army National Guard photo by Staff Sgt. Shane Hamann SHARE: Download: Full Size (0.74 MB) Tags: Fort Bliss, Shane Hamann, Photo Essays, Mississippi Army National Guardsmen, Stinger Missiles, Thaggard, live-fire, Texas, All images Credit: Staff Sgt. Shane Hamann VIRIN: 151008-Z-MX357-101.JPG Photo Gallery